set(CMAKE_SYSTEM_NAME Linux)
set(CMAKE_SYSTEM_PROCESSOR aarch64)

set(CROSS_PREFIX /opt/gcc-arm-9.2-2019.12-x86_64-aarch64-none-linux-gnu/bin/aarch64-none-linux-gnu-)
set(CMAKE_C_COMPILER ${CROSS_PREFIX}gcc)
set(CMAKE_CXX_COMPILER ${CROSS_PREFIX}g++)


